28200070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{122609}}^1$

素因数の和:122639

約数の個数: 16

約数和(自身を含む): 52967520

約数和(自身を除く): 24767450

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 122609, 245218, 613045, 1226090, 2820007, 5640014, 14100035, 28200070]

約数ペア:

[(1, 28200070), (2, 14100035), (5, 5640014), (10, 2820007), (23, 1226090), (46, 613045), (115, 245218), (230, 122609)]